import { parseTime } from './ruoyi'
import XEUtils from 'xe-utils'
import { $copyToClipboard } from "@xqsit94/vue3-copy-to-clipboard"
import { ElMessage } from 'element-plus'

export const copy = (message) => {
  try {
    $copyToClipboard(message)
    ElMessage.success("复制成功")
  } catch (error) {
    ElMessage.error(error || "复制失败")
  }
}

/**
 * 筛选数据是否可操作
 * @param {Array} data // 数据集合
 * @param {Funtion} cb // 判断为yes的条件
 * @returns {yes, no}
 */
export const yesno = (data, cb, message = true) => {
  const { yes, no } = data.reduce((acc, cur) => ((cb(cur) ? acc.yes.push(cur) : acc.no.push(cur)), acc), { yes: [], no: [] })
  if (!yes.length) {
    message && ElMessage.warning(typeof message === 'string' ? message : '没有可操作的数据！')
    return { no }
  }
  if (no.length) {
    message && ElMessage.warning(`已过滤${no.length}条不可操作的数据`)
  }
  return { yes, no }
}

export const $auth = (val) => val ? (window.BTN_AUTH || []).includes(val) : true

export function createName(name) {
  return name + ' ' + XEUtils.toDateString(new Date(), 'yyyyMMddhhmmss')
}

/**
 * 表格时间格式化
 */
export function formatDate(cellValue) {
  if (cellValue == null || cellValue == "") return "";
  var date = new Date(cellValue)
  var year = date.getFullYear()
  var month = date.getMonth() + 1 < 10 ? '0' + (date.getMonth() + 1) : date.getMonth() + 1
  var day = date.getDate() < 10 ? '0' + date.getDate() : date.getDate()
  var hours = date.getHours() < 10 ? '0' + date.getHours() : date.getHours()
  var minutes = date.getMinutes() < 10 ? '0' + date.getMinutes() : date.getMinutes()
  var seconds = date.getSeconds() < 10 ? '0' + date.getSeconds() : date.getSeconds()
  return year + '-' + month + '-' + day + ' ' + hours + ':' + minutes + ':' + seconds
}

/**
 * @param {number} time
 * @param {string} option
 * @returns {string}
 */
export function formatTime(time, option) {
  if (('' + time).length === 10) {
    time = parseInt(time) * 1000
  } else {
    time = +time
  }
  const d = new Date(time)
  const now = Date.now()

  const diff = (now - d) / 1000

  if (diff < 30) {
    return '刚刚'
  } else if (diff < 3600) {
    // less 1 hour
    return Math.ceil(diff / 60) + '分钟前'
  } else if (diff < 3600 * 24) {
    return Math.ceil(diff / 3600) + '小时前'
  } else if (diff < 3600 * 24 * 2) {
    return '1天前'
  }
  if (option) {
    return parseTime(time, option)
  } else {
    return (
      d.getMonth() +
      1 +
      '月' +
      d.getDate() +
      '日' +
      d.getHours() +
      '时' +
      d.getMinutes() +
      '分'
    )
  }
}

/**
 * @param {string} url
 * @returns {Object}
 */
export function getQueryObject(url) {
  url = url == null ? window.location.href : url
  const search = url.substring(url.lastIndexOf('?') + 1)
  const obj = {}
  const reg = /([^?&=]+)=([^?&=]*)/g
  search.replace(reg, (rs, $1, $2) => {
    const name = decodeURIComponent($1)
    let val = decodeURIComponent($2)
    val = String(val)
    obj[name] = val
    return rs
  })
  return obj
}

/**
 * @param {string} input value
 * @returns {number} output value
 */
export function byteLength(str) {
  // returns the byte length of an utf8 string
  let s = str.length
  for (var i = str.length - 1; i >= 0; i--) {
    const code = str.charCodeAt(i)
    if (code > 0x7f && code <= 0x7ff) s++
    else if (code > 0x7ff && code <= 0xffff) s += 2
    if (code >= 0xDC00 && code <= 0xDFFF) i--
  }
  return s
}

/**
 * @param {Array} actual
 * @returns {Array}
 */
export function cleanArray(actual) {
  const newArray = []
  for (let i = 0; i < actual.length; i++) {
    if (actual[i]) {
      newArray.push(actual[i])
    }
  }
  return newArray
}

/**
 * @param {Object} json
 * @returns {Array}
 */
export function param(json) {
  if (!json) return ''
  return cleanArray(
    Object.keys(json).map(key => {
      if (json[key] === undefined) return ''
      return encodeURIComponent(key) + '=' + encodeURIComponent(json[key])
    })
  ).join('&')
}

/**
 * @param {string} url
 * @returns {Object}
 */
export function param2Obj(url) {
  const search = decodeURIComponent(url.split('?')[1]).replace(/\+/g, ' ')
  if (!search) {
    return {}
  }
  const obj = {}
  const searchArr = search.split('&')
  searchArr.forEach(v => {
    const index = v.indexOf('=')
    if (index !== -1) {
      const name = v.substring(0, index)
      const val = v.substring(index + 1, v.length)
      obj[name] = val
    }
  })
  return obj
}

/**
 * @param {string} val
 * @returns {string}
 */
export function html2Text(val) {
  const div = document.createElement('div')
  div.innerHTML = val
  return div.textContent || div.innerText
}

/**
 * Merges two objects, giving the last one precedence
 * @param {Object} target
 * @param {(Object|Array)} source
 * @returns {Object}
 */
export function objectMerge(target, source) {
  if (typeof target !== 'object') {
    target = {}
  }
  if (Array.isArray(source)) {
    return source.slice()
  }
  Object.keys(source).forEach(property => {
    const sourceProperty = source[property]
    if (typeof sourceProperty === 'object') {
      target[property] = objectMerge(target[property], sourceProperty)
    } else {
      target[property] = sourceProperty
    }
  })
  return target
}

/**
 * @param {HTMLElement} element
 * @param {string} className
 */
export function toggleClass(element, className) {
  if (!element || !className) {
    return
  }
  let classString = element.className
  const nameIndex = classString.indexOf(className)
  if (nameIndex === -1) {
    classString += '' + className
  } else {
    classString =
      classString.substr(0, nameIndex) +
      classString.substr(nameIndex + className.length)
  }
  element.className = classString
}

/**
 * @param {string} type
 * @returns {Date}
 */
export function getTime(type) {
  if (type === 'start') {
    return new Date().getTime() - 3600 * 1000 * 24 * 90
  } else {
    return new Date(new Date().toDateString())
  }
}

/**
 * @param {Function} func
 * @param {number} wait
 * @param {boolean} immediate
 * @return {*}
 */
export function debounce(func, wait, immediate) {
  let timeout, args, context, timestamp, result

  const later = function () {
    // 据上一次触发时间间隔
    const last = +new Date() - timestamp

    // 上次被包装函数被调用时间间隔 last 小于设定时间间隔 wait
    if (last < wait && last > 0) {
      timeout = setTimeout(later, wait - last)
    } else {
      timeout = null
      // 如果设定为immediate===true，因为开始边界已经调用过了此处无需调用
      if (!immediate) {
        result = func.apply(context, args)
        if (!timeout) context = args = null
      }
    }
  }

  return function (...args) {
    context = this
    timestamp = +new Date()
    const callNow = immediate && !timeout
    // 如果延时不存在，重新设定延时
    if (!timeout) timeout = setTimeout(later, wait)
    if (callNow) {
      result = func.apply(context, args)
      context = args = null
    }

    return result
  }
}

/**
 * This is just a simple version of deep copy
 * Has a lot of edge cases bug
 * If you want to use a perfect deep copy, use lodash's _.cloneDeep
 * @param {Object} source
 * @returns {Object}
 */
export function deepClone(source) {
  if (!source && typeof source !== 'object') {
    throw new Error('error arguments', 'deepClone')
  }
  const targetObj = source.constructor === Array ? [] : {}
  Object.keys(source).forEach(keys => {
    if (source[keys] && typeof source[keys] === 'object') {
      targetObj[keys] = deepClone(source[keys])
    } else {
      targetObj[keys] = source[keys]
    }
  })
  return targetObj
}

/**
 * @param {Array} arr
 * @returns {Array}
 */
export function uniqueArr(arr) {
  return Array.from(new Set(arr))
}

/**
 * @returns {string}
 */
export function createUniqueString() {
  const timestamp = +new Date() + ''
  const randomNum = parseInt((1 + Math.random()) * 65536) + ''
  return (+(randomNum + timestamp)).toString(32)
}

/**
 * Check if an element has a class
 * @param {HTMLElement} elm
 * @param {string} cls
 * @returns {boolean}
 */
export function hasClass(ele, cls) {
  return !!ele.className.match(new RegExp('(\\s|^)' + cls + '(\\s|$)'))
}

/**
 * Add class to element
 * @param {HTMLElement} elm
 * @param {string} cls
 */
export function addClass(ele, cls) {
  if (!hasClass(ele, cls)) ele.className += ' ' + cls
}

/**
 * Remove class from element
 * @param {HTMLElement} elm
 * @param {string} cls
 */
export function removeClass(ele, cls) {
  if (hasClass(ele, cls)) {
    const reg = new RegExp('(\\s|^)' + cls + '(\\s|$)')
    ele.className = ele.className.replace(reg, ' ')
  }
}

export function makeMap(str, expectsLowerCase) {
  const map = Object.create(null)
  const list = str.split(',')
  for (let i = 0; i < list.length; i++) {
    map[list[i]] = true
  }
  return expectsLowerCase
    ? val => map[val.toLowerCase()]
    : val => map[val]
}

export const exportDefault = 'export default '

export const beautifierConf = {
  html: {
    indent_size: '2',
    indent_char: ' ',
    max_preserve_newlines: '-1',
    preserve_newlines: false,
    keep_array_indentation: false,
    break_chained_methods: false,
    indent_scripts: 'separate',
    brace_style: 'end-expand',
    space_before_conditional: true,
    unescape_strings: false,
    jslint_happy: false,
    end_with_newline: true,
    wrap_line_length: '110',
    indent_inner_html: true,
    comma_first: false,
    e4x: true,
    indent_empty_lines: true
  },
  js: {
    indent_size: '2',
    indent_char: ' ',
    max_preserve_newlines: '-1',
    preserve_newlines: false,
    keep_array_indentation: false,
    break_chained_methods: false,
    indent_scripts: 'normal',
    brace_style: 'end-expand',
    space_before_conditional: true,
    unescape_strings: false,
    jslint_happy: true,
    end_with_newline: true,
    wrap_line_length: '110',
    indent_inner_html: true,
    comma_first: false,
    e4x: true,
    indent_empty_lines: true
  }
}

// 首字母大小
export function titleCase(str) {
  return str.replace(/( |^)[a-z]/g, L => L.toUpperCase())
}

// 下划转驼峰
export function camelCase(str) {
  return str.replace(/_[a-z]/g, str1 => str1.substr(-1).toUpperCase())
}

export function isNumberStr(str) {
  return /^[+-]?(0|([1-9]\d*))(\.\d+)?$/g.test(str)
}

// 获取年月 options
export const getMonths = (year) => {
  const months = [...new Array(12).keys()].map(d => d + 1)
  return months.map(month => {
    month = month < 10 ? '0' + month : month
    return { label: `${year}-${month}`, value: `${year}-${month}` }
  })
}

// 获取多个年月 options
export const getYearMonth = (years) => {
  return years.reduce((acc, year) => acc.concat(getMonths(year)), [])
}

function fileToBase64(file) {
  return new Promise(resolve => {
    const reader = new FileReader()
    reader.onloadend = function () {
      resolve(reader.result)
    }
    reader.readAsDataURL(file)
  })
}

export const urlToBase64 = async (url) => {
  try {
    const res = await fetch(url)
    return fileToBase64(await res.blob())
  } catch (error) {
    console.warn(error)
    return url
  }
}

export const print = async(list) => {
  const LODOP = getLodop()
  if(!LODOP) {
    ElMessage.error('LODOP不存在')
    return
  }
  if(!list.length) {
    ElMessage.error('打印文件不存在')
    return
  }
  const fields = [...new Set(list)]
  LODOP.SET_PRINT_PAGESIZE(1, 0, 0, "A4")
  LODOP.SET_PRINT_MODE("PRINT_PAGE_PERCENT",'Full-Width')
  showLoading()
  for (const d of fields) {
    LODOP.NEWPAGEA()
    if (isPDF(d)) {
      LODOP.ADD_PRINT_PDF(20, 20, '210mm', '280mm', d.replace('https', 'http'))
    } else {
      const html = `
      <div style='width: 100%;height: 100%;display: flex;align-items: center;justify-content: center;'>
        <img src="${d}" style='width: 100%;height: auto;max-width: 100%;max-height:100%' />
      </div>
      `
      LODOP.ADD_PRINT_HTM(20, 20, '210mm', '280mm', html)
    }
  }
  LODOP.PREVIEW()
  await new Promise(reslove => setTimeout(reslove, fields.length * 1000))
}

/**
 * 
 * @param {*} urls 地址数组
 * @param {boolean} blob 是否转文件流 
 * @returns {Promise}
 */
export const download = async (urls, blob) => {
  // 批量下载图片
  if (!Array.isArray(urls)) urls = [urls]
  for (const url of urls) {
    const type = url.substring(url.lastIndexOf('.') + 1).toLowerCase()
    if (type === 'pdf') {
      window.open(url, "_blank",
        'height=700, width=1200, top=200, left=300,toolbar=no, menubar=no, scrollbars=no, resizable=no, location=no, status=no')
    } else {
      const filename = url.slice(url.lastIndexOf('/') + 1)
      if (blob) {
        // 服务端必须允许跨域
        const res = await fetch(url)
        const newblob = await res.blob()
        const blobUrl = window.URL.createObjectURL(newblob)
        const a = document.createElement('a')
        a.href = blobUrl
        a.download = filename
        a.click()
        window.URL.revokeObjectURL(blobUrl)
      } else {
        const a = document.createElement('a')
        a.href = url
        a.download = filename
        a.click()
      }
      await new Promise(resolve => setTimeout(resolve, 300))
    }
  }
  return true
}

// 校验对象
export const validatorObj = (path, data, messages) => {
  const obj = XEUtils.get(data, path)
  const values = Object.values(obj)
  const allLen = values.length
  const hasValueLen = values.filter(Boolean).length
  for (const key in obj) {
    const value = obj[key]
    const prop = path + '.' + key
    if (hasValueLen && hasValueLen < allLen && !value) {
      messages[prop] = '不能为空'
    } else {
      if (prop in messages) {
        delete messages[prop]
      }
    }
  }
}

// 判断对象是否为空或所有字段为空
export function isObjectEmptyOrAllFieldsEmpty(obj) {
  return Object.entries(obj).every(([key, value]) => {
    return value === '' || value === null || value === undefined || (typeof value === 'object' && Object.keys(value).length === 0);
  });
}

// 去除对象中为空的字段
export function removeEmptyFields(obj) {
  return Object.fromEntries(
    Object.entries(obj).filter(([key, value]) => {
      return value !== '' && value !== null && value !== undefined && !(typeof value === 'object' && Object.keys(value).length === 0);
    })
  );
}

//复制
export function copyText(text) {
  if (navigator.clipboard && window.isSecureContext) {
    navigator.clipboard
      .writeText(text)
      .then(() => {
        ElMessage.success("复制成功");
      })
      .catch(() => {
        ElMessage.error("复制失败");
      });
  } else {
    const textArea = document.createElement("textarea");
    textArea.value = text;
    document.body.appendChild(textArea);
    textArea.focus();
    textArea.select();

    const successful = document.execCommand("copy");
    textArea.remove(); // 移除文本框在复制后

    if (successful) {
      ElMessage.success("复制成功");
    } else {
      ElMessage.error("复制失败");
    }
  }
}
